Fueled by an explosion of network-connected devices, the total amount of global Internet traffic will quadruple by 2015 and reach 966 exabytes per year, according to an internal study conducted by Cisco... PCs will still be the leading platform with which consumers connect to the Internet in 2015, but traffic generation from PCs will drop to 87% in 2015 from 97% in 2010. Cisco found in its study that 10% of global consumer Internet traffic and 18% of Internet video traffic will be consumed via Web-enabled TVs.